Robin egg blue explained

Robin egg blue
Hex:	00CCCC
Source:	Crayola
Isccname:	Brilliant bluish green

Robin egg blue, also called eggshell blue or robin's-egg blue,^[1] is a shade of teal (a blue-green color), approximating the shade of the eggs laid by the American robin, an abundant songbird of North America. The egg pigment is biliverdin, a product of the breakdown of heme.^[2]

The first recorded use of robin egg blue as a color name in English was in 1873,^[3] though earlier references to colors similar to that of robin's eggs were made as early as 1844.^[4]

Variations

Tiffany Blue

See main article: Tiffany Blue.

Tiffany Blue
Hex:	81D8D0
Source:	Tiffany & Co.^[5]
Isccname:	Very light bluish green

Tiffany Blue is the trademarked name for the light medium tone of robin egg blue associated with Tiffany & Co., the New York City jewelry company.

See also

• Eggshell (color)

Notes and References

1. Book: Oxford English Dictionary . December 2023 . Robin's-egg Blue, N. & Adj . 10.1093/OED/4868676611.
2. 94 . 10 . Isolation of Biliverdin IXα, as its Dimethyl Ester, from Emu Eggshells . 2017 . Journal of Chemical Education . 1533–1537 . Halepas . Steven . Hamchand . Randy . Lindeyer . Samuel E. D. . Brückner . Christian . 10.1021/acs.jchemed.7b00449 . 2017JChEd..94.1533H.
3. Encyclopedia: Maerz and Paul . A Dictionary of Color . New York . 1930 . . 203 . Color Sample of Robin Egg Blue Page 77 Plate 27 Color Sample H3.
4. Book: Jackson, C. T. . Final Rep. Geol. & Minerol. New Hampshire . 1844.
5. Web site: About Tiffany & Co.: Tiffany Blue . Tiffany & Co . April 20, 2017.